Standard Pack = 1 piece(s). Bar Diameter = 3/4 IN ; Head Diameter = 3 IN ; Hole Diameter = 3/4 IN ; Hole Spacing = 15/16 IN ; Offset or Travel = 1 1/4 IN ; Overall Length = 6 1/8 IN ; Shank Diameter = 1 IN ; Shank Length = 2 5/8 IN ; Shank Style = Straight Shank ; Type = Boring Head With Integrated Shank ;